Simple model for ring resonators backscatter
by Joaquin Matres and Wayne V. Sorin, Hewlett Packard Labs, 1501 Page Mill Road, Palo Alto, CA 94304, USA, Optics Express, Vol. 25, Issue 4, pp. 3242-3251, (2017)
Waveguide backscatter affects the resonance shape and quality factor (Q) of ring resonators. The authors have introduced analytical models that predict how waveguide backscatter spoils the Q and results in resonance splitting.
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